Определение dual carriageway в Английский Язык Английский Язык словарь
A road in which the two directions of traffic are separated by a central barrier or strip of land, known as a central reservation or median
(British) divided highway, public road which has a dividing barrier which separates the flow of traffic
a highway divided down the middle by a barrier that separates traffic going in different directions; "in England they call a divided highway a dual carriageway"
A dual carriageway is a road which has two lanes of traffic travelling in each direction with a strip of grass or concrete down the middle to separate the two lots of traffic. a main road that has two lines of traffic travelling in each direction, with a narrow part between them that has no traffic American Equivalent: divided highway